Mobility Radeon HD 4870 X2 vs Radeon R9 M295X

In this comparison between Mobility Radeon HD 4870 X2 and Radeon R9 M295X you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Mobility Radeon HD 4870 X2 will be the best choice, for others Radeon R9 M295X will be their preference. Study the comparison tables below and make your choice.

Mobility Radeon HD 4870 X2 and Radeon R9 M295X are Laptop Graphics Cards

Note: Mobility Radeon HD 4870 X2 and Radeon R9 M295X are only used in laptop graphics. They have lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Mobility Radeon HD 4870 X2 or Radeon R9 M295X here:

Main Specs

  Mobility Radeon HD 4870 X2 Radeon R9 M295X
Power consumption (TDP) 250 Watt
Interface PCIe 2.0 x16 MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR3, GDDR5 Not Listed
Maximum RAM amount 2 GB
Display Connectors No outputs No outputs
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  • Mobility Radeon HD 4870 X2 is connected by PCIe 2.0 x16, and Radeon R9 M295X uses MXM-B (3.0) interface.
  • Both cards are used in Laptops.
  • Mobility Radeon HD 4870 X2 is build with Terascale 1 architecture, and Radeon R9 M295X - with GCN 3.
  • Core clock speed of Radeon R9 M295X is 173 MHz higher, than Mobility Radeon HD 4870 X2.
  • Mobility Radeon HD 4870 X2 is manufactured by 55 nm process technology, and Radeon R9 M295X - by 28 nm process technology.

Game benchmarks

high / 1080p 9−10 35−40
ultra / 1080p 5−6 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 21−24 60−65
medium / 1080p 12−14 40−45
The average gaming FPS of Radeon R9 M295X in Assassin's Creed Odyssey is 241% more, than Mobility Radeon HD 4870 X2.

Full Specs

  Mobility Radeon HD 4870 X2 Radeon R9 M295X
Architecture Terascale 1 GCN 3
Code name M98-XT Tonga
Type Laptop Laptop
Release date 9 January 2009 16 October 2014
Pipelines 1600 2048
Core clock speed 550 MHz 723 MHz
Transistor count 956 million 5,000 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 22.00 92.54
Floating-point performance 2x 880.0 gflops 2,961 gflops
Memory bus width 256 Bit
Memory clock speed 888 MHz
Memory bandwidth 89.6 GB/s 160.0 GB/s
Shared memory - -
DirectX 10.1 (10_1) Not Listed
Shader Model 4.1 6.3
OpenGL 3.3 4.4
OpenCL 1.1 Not Listed
Vulkan N/A
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 392 Mh/s
Laptop size large large
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
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